Dieu 'if77: Dien ap 0 cac diem kiem tra trong he thong nang luong luon luon duoc duy tri 0 muc binh thuong tuong ung voi bieu ell:> dien ap cho truce, Bieu ell:> dien ap (rmrc cao va (blip) duoc thanh lap xuat phat til viec bao ~am dien ap din thiet cho cac khach hang co tinh den che dO lam viec t6i uu va kha nang dieu chinh caa he thong nang III<)ng.
Dieu 878: Bidu db dien ap phai lap it nhat mot fan trong mot quy 0cac nha may dien co phu tai dia phuong hoac lin dinh che d¢ dien ap cho he thong va 0 cac tram bien ap chinh co
d~t may bii dbng bO,l\l di¢n bii ho~c may bH,n ap co di~u chinh di¢n ap dlloi tai.
Danh sach cac diem tren Illoi rna di¢n ap thu¢c diM kiem 1[a cua di~u dO HNT ho~c HNL va bieu ell:> di¢n ap 0 nhilng
Mm do pMi do di~u dO vien chinh HNT ho~cHNLduy¢!. Bieu db di¢n ap 0 cac diem kiem tra khac trong he tMng ,ang III¢ng do kY sll chinh cua COngty Di¢n Iljc holic So Di¢n
.cc duy¢t.
Dieu 'if79: PhOng dillu dO hetMng nang III<)ng pMi kiem tra )t cach cO he tMng milc di¢n ap 0 cac diem nut va nlicdi~u
,jnh dau phlln the cia may bien ap 0 cac nha may di¢n va 1m bien ap va v~vi¢csil d\lng c6ng suat philn kMng mOt op IY.
Trong truong hop di¢n ap 0 cac diem nut dao dOng qua giai
h'!-~. ~uy djnh cu~ b~eu ell:>, dil!u eo vien he th6ng nang 11I¢!Ig phai ap dung mQI bien phap de kMi phuc dien ap il mitc binh
thuong,
Dieu de vien cia HNT va HNL pMi Idem" tra di¢n lip il
cac diem kidm tra caa HNT va HNL va co sll giup d<l caeit¢
th6ng nang III<)ng bang each phan b6 lai cong sullt pMil thaag
(hoac ca congsuat lac dung neu din thiet) giila chang.
Dien 880, D6i vai nhi/ng diem nut Idim tra caahe tMng nang III<)ng va cac tram bien ap. co dlit may bii ell:>ng b(l pMi quy djnh gioi han giam di¢n ap do sll cOxac dinh theo di~uki¢n 6n dinh tinh caa he tMng nang 11I¢}Igva nut phu tai.
Neu di¢n ap 0 cacnut Idim tra giamden gi6i hansll cO thi
nhan vien van hanh cac nha may dien va tram bien ap cO dlit may bu ell:>ng bo phai giil di¢n ap bang each cho qua tAi may pMt dien va may bii ell:>ng bO. "Condi~u dO vitn he tMng nang III¢ng HNT, HNL phili apd\lng mQi bien pMpde thacph\lc thieuh9t c6ng sullt philn kMng. Trong trllongh¢p d6, cho phep di¢n ap 0 cac nut kiem tra tang qua 5% so voi bieu ell:> cho trlloc nhllng kMng dll(jc vII<)t qua gioi h'!-n cho phep clia thiet
bi. "
Quy dinh dlla thiet bi ra khOiv~n hllnh, dll philng va dtla thiet bi vao v~n Mnh "
Dieu 881: Mu6n dlla cac thiet bi cling nhll he th6ng rO Ie
baa v¢ til d¢ng, TPTsC va cac phllong ti¢n dillu d(l va di~u
khien c6ng nghe (PDDC) ra kh6iv~n Mnh va d\!phong de sila chil'l hay thinghi¢m, blit kicO dm trong ke ho,!-ch hay kMng.
Ban ytu eh d6 phili do kY su ehinh nha may dien ho~ Sil
diea luc duyeL
Ban ytu cau dlla ra sita ehila cac Ihi~1 b] nam Irong pham vi quan Iy chi huydi~u de) ella phongdi~u de) HNT (hay HNL)
thiphili dlla eho Irung tam di~u de) HNT (hay HNL) duyel. Thbi han trao ban ytu eliu va Ihbi han Ira Ibido quy Irinh dieu de)oquy djnh.
Dieu 8lIZ: N~u vi¢<: Ihi nghiem lhi~1 bi hay dua Ihi~1 bi ra khOi van hilnh va dll phang rna phai thllc hien nhilng thao lac phile tap, lhay d6i co ban phllong Ihilev~n hanh Ihi ban yeu cau phai giao eho di~u de) ba ngay IrI16c khiti~n hanh r-Ong vi¢<:.
Cac lhi! nghiem phirc tap phai li~n hilnh Iheo me)l chuong trinh rlengva pMi dllQC sll dlIng y clla phang di~u do) he th6ng nang IIIQng, lrung tam di~u de) 1'OHL hay 1'OHT.
Cac thao lac ehuy~n d6i phile tap ntutrong di~u 893 elin pMi li6t hilnh lheo chllong Innh mlu, do kY sll chinh clla So Dien Illc ho4edi~ude) vitnheIMng nang IIIQng hay HNT, HNL eho phep..
N~uCOng vi¢<: kbongclin lhi~1 phili d! dien lhicO Ih~ Ihllc hi¢n khOng clin~pban ytu clIu luy nldtn vln phili bao chodi~u
de) vitn heIh6ng nAnglll~ng bi~t.
Iheu lllI3: Trong Irllbng Mp ca biel phili sita chila de)l xu41 hay sw. chila sll c6 Ihi cac ban ytu cliucO 1M dlla ngay cho dieu dl) vitn h¢ Ih6ng nAng IIIQng vao MI kYIhbi gian nao. Di~t1
dl) vitn c6quy~n eho phep sw. chila Irong thbi gian Irlleca ella minI\, n~u Ihbi gian dili hOn phili dllQc di~u de) vitn
lh6ng nAng hl<)ng, 1'OHT, 1'OHL eho phtp.
DiW 884: Vi¢<: sita ehila Ion va sita chila nhO cae thi4t bi c1inh CIla nhil may dien va Illoi dien phii dllQC phqJ clia IrI1iln~
plongdi~u de) heIh6ng nang IIIQng do,n~u Ihi~1bi IhuOCqu~n
deu hanh cua HNT (hol!e HNL) lhi phii dodi~u de) vitn ehinh cia 1'OHT (ho~c1'OHL) eho phep, Irtn CO silbi~udlI sita ehila hing lhang.
DiOo 885: Thoi gian dungd~ li~n hilnh eac lhao lacco litn qian d~n viec dua Ihi~1b] ra sita ehilavacoo Ihi~1 b] baydllilng dly vao lam viec, cang nhll Ihbi gian nh6m 10 hay khili d(lng lua bn deu tinh vao Ihbi g,an eho phtp trong ban ytu cliu.
N6, d,) mot nguyen nhan nao dO, IIW!I bi dI dllQCquydjnh klOng dllQc dua ra sita ehila dung '\hili dil!m dI djnh thi thbi gisn chop hep sila ehila hirill ngan,COn IlIbi gian dI1a thil!t hi vae lam vtec vln nhll ea.
Chi co 1M keo dili Ihbi gian sila ehilaqll! gillquydjnh thi nilo dll<)Cdi~u do) vitn chinh he Ihj6ng dng IlIl)ng 1'ORT, 1'OHL eho phep.
Dieo 886: M~e du cO hin yeu cliuva dllQC phqJ rl)i, nhllng 16e dllil Ihi<'!1 bi ra thOi v.nhilnhva dll phbng~ slla ehila hay lhi nghiem deu phili dllQe dieu d(l vitn trlle lIb.t CIla Sil Dien hie, h¢ th6ng nAng III<)ng HNL, HNT coo phep ngay trll6c Iile
li~n hilnh. .
DiOo 887: Khi chlla dllQC liMp Cua trllilngen nhil may dien, dieud(lvitn elia Sil Dien IIIe, he tb6ng nlng 11I<)1ig, HNL. (HNT)
nha~ vitn ~n hanh cae nhilmay dien va llloi elieli thOng cO
quytn cal dien" dOng dien'bay lhay d6i tri s6 ehinh djnh ro Ie
-
d(\ va Ihil!1 bi di~u khicn lil xa thuoc quyen quan Iy va d~u
khicn cna di~u d(\vien urong ung (tnrong ca nha maydien) Cac thao lac d6 phai dllQC tienhanh theo ban ycu cau mil
muc 881 dil quy dinh,
Viec kicm Ira (thi nghiem) cac Ihil!1 bj ro Ie bao ve vahi
d(\ng, TDTsC ma Ihil!1 bi ella n6 nam 0 hai hay nhieu cong trnh thi p~'\i lil!n hanh dbng thoi tai lat cacac cong trinh.
Dieu lIllllc: Trllong- ca li,a may dien (k)' 511 true nhat), di~u do vien ella So Dien luc, ella Ii?th6i.g nang luong, cua Hl'T, HNL khi Ihay dOi.SO dO kl!1 day nhat thiet pMi kiem Ira lai tri 56 chinlidinh e~a!J~lh6n&ro Ie bao veva 111 dong thco SO ;10 moi.